Surveillance of sexually transmitted diseases, 1989--Sweden.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011159:Population Surveillance / Q000379:methods*; D015995:Prevalence; D012737:Sex Factors; D012749:Sexually Transmitted Diseases / Q000453:epidemiology* / Q000517:prevention & control; D013548:Sweden / Q000453:epidemiology